5 avril 2015
L’urgence a été déclarée suite à l’atteinte de ce circuit de sauvegarde qui empêche le fonctionnement du circuit d’injection de sécurité. L’incendie a été maîtrisé par les services internes du site, mais une surveillance a été maintenue en cas de redémarrage de l’incendie. L’urgence a été levée 2 heures et 5 minutes après son enclenchement.
Type : BWR Mark 2 - Puissance : 3 515 MWTh - Première divergence : 08/1989
Available in english only.
Event Number : 50956
Facility : LIMERICK - State : PA
Unit : [2] - RX Type : [2] GE-4
Event Date : 04/05/2015 - Event Time : 15:37
Emergency Class : ALERT 10 CFR Section : 50.72(a) (1) (i) - EMERGENCY DECLARED
Initial PWR : 82 %
Current PWR : 82 %
Event Text
ALERT DECLARED DUE TO FIRE IN MOTOR CONTROL CENTER
"An Alert was declared due to a fire in a Unit 2 Division 2 Safeguard [250 volt] DC Motor Control Center. This has made the High Pressure Core Injection system inoperable and unavailable. The fire is out. The emergency response organization has been activated and investigation / repair planning will commence. Unit 2 is stable with no other system affects."
The fire was extinguished by on-site personnel. No off-site responders were required. The Reactor Core Isolation Cooling system remains operable. A Fire Watch has been stationed to monitor for fire reflash. There were no injuries resulting from this event. There was no effect on Unit 1.
The licensee notified the NRC Resident Inspector and State and local government agencies.
Notified the following organizations : DHS SWO, DOE Ops Center, FEMA Ops Center, HHS Ops Center, NICC Watch Officer, USDA Ops Center, EPA EOC, FDA EOC, FEMA NWC, and Nuclear SSA.
* * * UPDATE FROM DAN BOYLAN TO DONALD NORWOOD AT 1812 EDT ON 04/05/15 * * *
The Alert was terminated at 1742 EDT.
The licensee notified the NRC Resident Inspector and State and local government agencies.
https://www.nrc.gov/reading-rm/doc-collections/event-status/event/2015/20150406en.html#en50956
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